Datasheet

TPS24710, TPS24711
TPS24712, TPS24713
www.ti.com SLVSAL2E –JANUARY 2011–REVISED NOVEMBER 2013
RECOMMENDED OPERATING CONDITIONS
over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
SENSE, VCC 2.5 18
Input voltage range V
EN, FLT, FLTb, PG, PGb, OUT 0 18
Sink current FLT, FLTb, PG, PGb 0 2 mA
Resistance PROG 4.99 500 kΩ
TIMER 1 nF
External capacitance
GATE
(1)
1 µF
Operating junction temperature range, T
J
–40 125 °C
(1) External capacitance tied to GATE should be in series with a resistor no less than 1 kΩ.
ELECTRICAL CHARACTERISTICS
–40°C ≤ T
J
≤ 125°C, V
CC
= 12 V, V
EN
= 3 V, and R
PROG
= 50 kΩ to GND.
All voltages referenced to GND, unless otherwise noted.
PARAMETER CONDITIONS MIN NOM MAX UNIT
VCC
UVLO threshold, rising 2.2 2.32 2.45 V
UVLO threshold, falling 2.1 2.22 2.35 V
UVLO hysteresis
(1)
0.1 V
Enabled ― I
OUT
+ I
VCC
+ I
SENSE
1 1.4 mA
Supply current
Disabled
(1)
― EN = 0 V, I
OUT
+ I
VCC
+ I
SENSE
0.45 mA
EN
Threshold voltage, falling 1.2 1.3 1.4 V
Hysteresis
(1)
50 mV
Input leakage current 0 V ≤ V
EN
≤ 30 V –1 0 1 µA
Turnoff time EN ↓ to V
GATE
< 1 V, C
GATE
= 33 nF 20 60 150 µs
Deglitch time EN ↑ 8 14 18 µs
Disable delay EN ↓ to GATE ↓, C
GATE
= 0, t
pff50–90
, See Figure 1 0.1 0.4 1 µs
FLT, FLTb
Output low voltage Sinking 2 mA 0.11 0.25 V
V
FLT
= 0 V, 30 V
Input leakage current –1 0 1 µA
V
FLTb
= 0 V, 30 V
PG, PGb
V
(SENSE – OUT)
rising, PG going low
Threshold 140 240 340 mV
V
(SENSE – OUT)
rising, PGb going high
Measured V
(SENSE – OUT)
falling, PG going high
Hysteresis
(1)
70 mV
Measured V
(SENSE – OUT)
falling, PGb going low
Output low voltage Sinking 2 mA 0.11 0.25 V
V
PG
= 0 V, 30 V
Input leakage current –1 0 1 µA
V
PGb
= 0 V, 30 V
Delay (deglitch) time Rising or falling edge 2 3.4 6 ms
PROG
Bias voltage Sourcing 10 µA 0.65 0.678 0.7 V
Input leakage current V
PROG
= 1.5 V –0.2 0 0.2 µA
TIMER
Sourcing current V
TIMER
= 0 V 8 10 12 µA
(1) Parameters are for reference only, and do not constitute part of TI’s published specifications for purposes of TI’s product warranty.
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